Respuesta :

moncheri
Seems to me the pattern is Adding 3, then Subtracting by 2.

We add 3 to 1, which is 4, then minus 2 from 4, which is 2. Adding 3 to 2 is 5, and 5 minus 2 is 3.

So, the pattern is 1, 4, 2, 5, 3.

Hope this helped!!